Is the ballast waterproof?

Yes, the product is resistant to water.

What is the start mode of this electronic ballast?

It utilizes a Preheat Start mode to protect lamp electrodes and extend lifespan.

Where is the manufacturer located?

The company is located in Fengcheng, Ningbo, Zhejiang, China.

Electronic Ballast for UV Lamp pH7-425-40

Name: Electronic Ballast for UV Lamp pH7-425-40
Brand: Ningbo Sunfine Environmental Technology Co., Ltd
SKU: 2143385722

Zhejiang, ChinaNingbo Sunfine Environmental Technology Co., Ltd

US$100.00

2 Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Usage

High Intensity Discharge

Start Mode

Perheat Start

Model NO.

RH7-425-40

Matched Tube

Protection

Short-circuit

Power Factor Compensation

Active

Resistant

Waterproof

Certification

CE, E-Mark, ISO9001:2000, CCC, FCC, VDE, AAA Certificate

Voltage

110-240V

Power

17-40W

Start Type

Preheat Start

Trademark

SUNFINE

Origin

China

HS Code

8539490000

Key features

Specialized for UV Lamps: Designed exclusively for UVC germicidal, disinfection, water treatment, and air purification lamps.

Stable Output Performance: Provides constant voltage and current to ensure stable UV intensity and consistent disinfection effects.

High Efficiency & Energy Saving: Features high conversion efficiency, low power consumption, and low heat generation.

Soft Preheat Start: Protects lamp electrodes, reduces damage, and significantly extends lamp lifespan.

Multiple Safety Protections: Built-in protection against over-current, over-voltage, short-circuit, and abnormal states.

Low Noise Operation: Ensures quiet operation with no flickering or humming for stable performance.

Wide Voltage Compatibility: Supports input voltage range of 110-240V for versatile global application.

Comprehensive Certifications: Certified by CE, E-Mark, ISO9001:2000, CCC, FCC, VDE, and AAA standards.

Company profile

Ningbo Sunfine Environmental Technology Co., Ltd

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2005-06-16Nearest Port: NINGBO, SHANGHAI, HANGZHOUAverage Response Time: ≤6.06hTerms of Payment: T/T, Western Union, Small-amount payment, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP

AI-Powered supplier vetting

SummaryNingbo Sunfine Environmental Technology Co., Ltd. is a China-based supplier established in 2005, identified as both a trading company and manufacturer/factory. It specializes in UV germicidal lamps, UVC lamps, amalgam lamps, quartz sleeves, and UV ballasts for water treatment, air purification, healthcare, and disinfection applications. The supplier states that it operates advanced production and testing equipment, has developed replacement lamps for brands including Trojan, Wedeco, Aquafine, Ozonia, and LIT, and has strong R&D and customization capabilities. It claims implementation of the ISO9001 quality system and CE/RoHS certification for most products. Export sales account for 90%, with Ningbo and Shanghai listed as nearby ports and standard quotation terms of FOB, CIF, and EXW. Evidence is insufficient to assess financial credibility, after-sales service capability, or specific customer cases.

Supplier typeThe supplier is identified as a limited company based in Ningbo, China, and is classified as both a trading company and manufacturer/factory. Its stated business focuses on UV lamp replacements and environmental solutions, indicating a hybrid manufacturing and trading model.

CertificationsSunfine states that it strictly implements the ISO9001 international quality system standard and that most of its products have CE and RoHS certification. This is explicit evidence of quality-system implementation and product certification coverage, although not every product is confirmed as certified.

R&D capabilitySunfine states that it has strong R&D capabilities, develops replacement lamps for multiple international brands, and uses advanced production and checking equipment. These claims directly support product-development and technical innovation capability.

Production capacityThe supplier is classified as a manufacturer/factory and reports advanced equipment for production and testing, including vacuum and high-frequency assembly technologies. It offers several UV product categories and states that off-peak orders can be fulfilled within 15 working days, while peak-season fulfillment may require 2–3 months, indicating established but seasonally variable production capacity.

Customization capabilityThe supplier explicitly states that it can source unusual products and deliver seemingly impossible requirements on time, and it describes customized solutions supported by R&D capabilities. This provides direct evidence of customization and non-standard sourcing capability, although specific customization examples or technical limits are not provided.